S&P Global Ratings believes PSP Swiss Property will continue to decarbonize its existing portfolio, with clear targets and actions by 2035 to improve the energy efficiency of its buildings. As of 2023, PSP owned 162 investment properties as well as 11 sites and development sites, primarily in Zurich (59% by total portfolio value), Geneva (15%), and other major Swiss cities. Its portfolio includes offices (64% by rent), retail spaces (15%), restaurants (6%), and parking facilities (4%). PSP's building portfolio is focused on historical buildings in city centers, with the age of buildings averaging 90 years. In 2023, PSP's average building energy intensity was 84 kilowatt hours per square meter, and 64% of its buildings' heating came from gas, oil, or biogas boiler systems.